One Utama is situated on the left of LDP (Lebuhraya Damansara Puchong) if you travel in the direction of  Puchong to Kepong.

One Utama is in the vicinity of Damansara Utama and Taman Tun Dr Ismail

For people coming from Kepong, you can travel from the other end of LDP at Taman Bukit Maluri and in such case, One Utama is on your right.

For people going from Cheras or Southern KL, just travel along Middle Ring Road II that connect to Kesas Highway and turn to LDP shortly after the slip road exit to Puchong.